feat: apply system proxy across API workflows

Author: hgmzhn

desktop_qt_ui/app_logic.py

@@ -1023,7 +1023,7 @@ def _wrap_error_text(message: str, width: int = 60) -> str:
     return "\n".join(wrapped_lines)
 
 
-def _format_test_connection_error(api_type: str, message: str) -> str:
+def _format_test_connection_error(self, api_type: str, message: str) -> str:
     raw_message = str(message or "").strip()
     analysis_message = raw_message
     for prefix in ("连接失败:", "连接失败：", "api connection failed:", "connection failed:"):
@@ -1089,21 +1089,21 @@ def _format_test_connection_error(api_type: str, message: str) -> str:
     is_service_error = any(keyword in error_lower for keyword in service_keywords)
 
     if is_network_error:
-        friendly_message = (
-            "检测到连接错误、超时或 Host 解析错误。\n"
-            "请先检查模型、API 地址和 API 密钥是否正确；如果配置无误，再检查网络连接，并尝试开启 TUN（虚拟网卡模式）。"
-        )
+        friendly_message = self._t("api_test_error_network")
     elif is_service_error:
-        friendly_message = (
-            "请先检查模型、API 地址和 API 密钥是否正确。\n"
-            "如果配置无误，这也可能是 API 站点、中转渠道或服务端暂时异常，或当前网络链路不稳定；建议稍后重试，或更换 API 站点 / 渠道。"
-        )
+        friendly_message = self._t("api_test_error_service")
     else:
-        friendly_message = "请检查模型、API 地址和 API 密钥是否正确。"
+        friendly_message = self._t("api_test_error_config")
 
-    friendly_message += f"\n\nAPI 地址示例：{_get_api_address_example(api_type)}"
+    friendly_message += "\n\n" + self._t(
+        "api_test_error_address_example",
+        address=_get_api_address_example(api_type),
+    )
     if raw_message:
-        friendly_message += f"\n\n原始错误：\n{_wrap_error_text(raw_message)}"
+        friendly_message += "\n\n" + self._t(
+            "api_test_error_raw",
+            error=_wrap_error_text(raw_message),
+        )
 
     return friendly_message
 
@@ -1621,7 +1621,7 @@ def on_test_finished(result, error):
                 success_details,
             )
         else:
-            friendly_message = _format_test_connection_error(test_target, message)
+            friendly_message = _format_test_connection_error(self, test_target, message)
             _show_api_error_dialog(
                 self._dialog_parent(),
                 self._t("Error"),
@@ -1683,7 +1683,7 @@ def on_get_models_finished(result, error):
             else:
                 QMessageBox.warning(self._dialog_parent(), self._t("Warning"), self._t("No models available"))
         else:
-            friendly_message = _format_test_connection_error(model_api_type, message)
+            friendly_message = _format_test_connection_error(self, model_api_type, message)
             _show_api_error_dialog(
                 self._dialog_parent(),
                 self._t("Error"),

desktop_qt_ui/locales/en_US.json

@@ -12,9 +12,9 @@
     remote_url,
     set_origin_url,
 )
+from manga_translator.utils.system_proxy import set_system_proxy_enabled
 from PyQt6.QtCore import Qt, QUrl
 from PyQt6.QtGui import QDesktopServices, QPixmap
-from PyQt6.QtNetwork import QNetworkProxyFactory
 from PyQt6.QtWidgets import (
     QApplication,
     QGridLayout,
@@ -122,7 +122,7 @@ def _on_about_branch_changed(self, index: int):
 
 def _on_about_system_proxy_changed(self, checked: bool):
     enabled = bool(checked)
-    QNetworkProxyFactory.setUseSystemConfiguration(enabled)
+    set_system_proxy_enabled(enabled)
     self.controller.update_single_config("app.use_system_proxy", enabled)
 
 

desktop_qt_ui/locales/es_ES.json

@@ -2,9 +2,9 @@
 import os
 import re
 
+from manga_translator.utils.system_proxy import set_system_proxy_enabled
 from PyQt6.QtCore import QLibraryInfo, QLocale, Qt, QTimer, QTranslator, QUrl, pyqtSlot
 from PyQt6.QtGui import QAction, QDesktopServices
-from PyQt6.QtNetwork import QNetworkProxyFactory
 from PyQt6.QtWidgets import QApplication
 from qfluentwidgets import FluentIcon as FIF
 from qfluentwidgets import FluentWindow, NavigationItemPosition
@@ -99,9 +99,7 @@ def _setup_logic_and_models(self):
         self.config_service = get_config_service()
         self.state_manager = get_state_manager()
         config = self.config_service.get_config()
-        QNetworkProxyFactory.setUseSystemConfiguration(
-            bool(config.app.use_system_proxy)
-        )
+        set_system_proxy_enabled(bool(config.app.use_system_proxy))
 
         initial_theme = config.app.theme
         if initial_theme == "system":
@@ -185,7 +183,7 @@ def _register_main_interfaces(self):
                 FIF.LIBRARY,
                 self._t("Batch Management"),
             ),
-            ("about", self.main_view.about_page, FIF.INFO, "About Application"),
+            ("about", self.main_view.about_page, FIF.INFO, self._t("About Application")),
         ]
         for key, page, icon, text in pages:
             page.setObjectName(f"main_{key}_page")
@@ -885,7 +883,7 @@ def _refresh_navigation_texts(self):
         nav_labels = {
             "translation": self._t("Translation Interface"),
             "settings": self._t("Settings"),
-            "about": "About Application",
+            "about": self._t("About Application"),
             "env": self._t("API Management"),
             "prompts": self._t("Prompt Management"),
             "replacements": self._t("Replacement Rules"),